A tool to show differences between two images.
iOS 7.0
First import KTThenAndNowView.h to your controller
#import KTThenAndNowView.h
And create a KTThenAndNowView with code below.
KTThenAndNowView *thenAndNowView = [[KTThenAndNowView alloc] initWithFrame:frame firstImage:[UIImage imageNamed:@"image1"] secondImage:[UIImage imageNamed:@"image2"] isVertical:NO];
[self.view addSubview:thenAndNowView];